Question

Given below is the frequency distribution
of marks of 70 students of Class-9th
Marks
30-40 40-50 50-60 60-70 70-80 80-90
Number of
Students
12
25
10
8
10
5
If a student is selected at random, then
the probability that his marks is less than
70 is​

Answer 1

Answer:

are u from Christ Nagar

Step-by-step explanation:

hope u wo